<?xml version="1.0"?>
<div class="add">

<a NAME="E1:16_1_1"/>
 <a href="grcat_1.html#K7">id</a> <font color="Maroon">V</font> is <a href="vectmetr.html#V3" target="_self">isometric</a>
 
<b>by </b><i/>;<br/>
<b>hence </b><a NAME="E2:16_1_1"/>
not  <a href="vectmetr.html#K2" target="_self">ISOM</a> <font color="Maroon">V</font> is <a href="xboole_0.html#V1">empty</a>
 <b>by </b><i/>;<br/>


</div>
